Body, VR/AR/MR, commercial aerospace, new energy, new materials, hardware with technological innovations, etc. If you are interested in this series, please join us in the “New Technology Entrepreneurship 2019” series of research, the questionnaire download address: https://shimo.im/docs/d7YCMGpugIwmI4HC/, please send a questionnaire to liruqing@36kr.com.